A company has a three-tier application that is deployed in Amazon Elastic Container Service (Amazon ECS). The application is using an Amazon RDS for MySQL DB instance. The application performs more database reads than writes. During times of peak usage, the application’s performance degrades. When this performance degradation occurs, the DB instance’s ReadLatency metric in Amazon CloudWatch increases suddenly. How should a developer modify the application to improve performance?

Topic #: - All AWS Certified Developer Associate Questions

A. Use Amazon ElastiCache to cache query results. Most Voted
B. Scale the ECS cluster to contain more ECS instances.
C. Add read capacity units (RCUs) to the DB instance.
D. Modify the ECS task definition to increase the task memory.

- Awsexamhub website is not related to, affiliated with, endorsed or authorized by Amazon.
- Trademarks, certification & product names are used for reference only and belong to Amazon.

Suggested Answer:

Share this post

Join the Discussion